Donald Trump Jr.

Updated at 3:45 p.m. ET

President Trump denied a CNN report that he knew in advance that his son Donald Trump Jr. and other campaign officials planned to meet with a group of Russians in June 2016 who said they had dirt on 2016 Democratic presidential nominee Hillary Clinton.

In a tweet Friday morning, Trump wrote "I did NOT know of the meeting with my son, Don Jr."

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The Senate Judiciary Committee released more than 2,500 pages of documents on Wednesday related to its investigation about a meeting in 2016 between top Donald Trump aides and a delegation of Russians who promised to help their campaign.

The material, which includes interview transcripts and other "exhibits," is available here.

Updated at 10:30 a.m. ET

During the 2016 presidential campaign, Donald Trump Jr. was in direct contact with WikiLeaks at the same time the muckraking website was publishing hacked emails from Democratic officials that proved damaging to the Clinton campaign, according to several major publications.

Following the reports, Trump Jr. acknowledged the contact in a tweet detailing one exchange with the radical transparency organization.